Dubuque, Iowa, USA. Lock and Dam #11 on the Mississippi River.

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Dubuque, Iowa, USA. Lock and Dam #11 on the Mississippi River. A series of dams such as this one are utilized up and down the river. Ship and river barge traffic uses the channel in the foreground of the image along the Iowa shoreline to negotiate past the dam. The dam spans the states of Iowa and Wisconsin (top of image). In total there are 29 dams/locks on the mighty Mississippi River. I

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Size: 5568px × 3706px
Location: Fort Madison, Iowa
Photo credit: © Bruce Leighty / Alamy / Afripics
License: Royalty Free
Model Released: No

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